1 // Boost.Geometry (aka GGL, Generic Geometry Library)
2
3 // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
4
5 // This file was modified by Oracle on 2018.
6 // Modifications copyright (c) 2018 Oracle and/or its affiliates.
7
8 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
9
10 // Use, modification and distribution is subject to the Boost Software License,
11 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
12 // http://www.boost.org/LICENSE_1_0.txt)
13
14 #ifndef BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_APPEND_NO_DUPLICATES_HPP
15 #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_APPEND_NO_DUPLICATES_HPP
16
17
18 #include <boost/geometry/algorithms/append.hpp>
19 #include <boost/geometry/algorithms/detail/equals/point_point.hpp>
20
21 #include <boost/geometry/util/range.hpp>
22
23
24 namespace boost { namespace geometry
25 {
26
27
28 #ifndef DOXYGEN_NO_DETAIL
29 namespace detail { namespace overlay
30 {
31
32 template <typename Range, typename Point>
append_with_duplicates(Range & range,Point const & point)33 inline void append_with_duplicates(Range& range, Point const& point)
34 {
35 #ifdef BOOST_GEOMETRY_DEBUG_INTERSECTION
36 std::cout << " add: ("
37 << geometry::get<0>(point) << ", " << geometry::get<1>(point) << ")"
38 << std::endl;
39 #endif
40 geometry::append(range, point);
41 }
42
43 template <typename Range, typename Point, typename EqPPStrategy>
append_no_duplicates(Range & range,Point const & point,EqPPStrategy const & strategy)44 inline void append_no_duplicates(Range& range, Point const& point,
45 EqPPStrategy const& strategy)
46 {
47 if ( boost::empty(range)
48 || ! geometry::detail::equals::equals_point_point(geometry::range::back(range),
49 point,
50 strategy) )
51 {
52 #ifdef BOOST_GEOMETRY_DEBUG_INTERSECTION
53 std::cout << " add: ("
54 << geometry::get<0>(point) << ", " << geometry::get<1>(point) << ")"
55 << std::endl;
56 #endif
57 geometry::append(range, point);
58 }
59 }
60
61
62 }} // namespace detail::overlay
63 #endif // DOXYGEN_NO_DETAIL
64
65
66
67 }} // namespace boost::geometry
68
69
70 #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_APPEND_NO_DUPLICATES_HPP
71